Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Exynos Specific Extensions for Synopsys DW Multimedia Card Interface driver |
| 3 | * |
| 4 | * Copyright (C) 2012-2014 Samsung Electronics Co., Ltd. |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | */ |
| 11 | |
| 12 | #ifndef _DW_MMC_EXYNOS_H_ |
| 13 | #define _DW_MMC_EXYNOS_H_ |
| 14 | |
Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 15 | #define SDMMC_CLKSEL 0x09C |
| 16 | #define SDMMC_CLKSEL64 0x0A8 |
| 17 | |
Seungwon Jeon | 8011313 | 2015-01-29 08:11:57 +0530 | [diff] [blame] | 18 | /* Extended Register's Offset */ |
| 19 | #define SDMMC_HS400_DQS_EN 0x180 |
| 20 | #define SDMMC_HS400_ASYNC_FIFO_CTRL 0x184 |
| 21 | #define SDMMC_HS400_DLINE_CTRL 0x188 |
| 22 | |
Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 23 | /* CLKSEL register defines */ |
| 24 | #define SDMMC_CLKSEL_CCLK_SAMPLE(x) (((x) & 7) << 0) |
| 25 | #define SDMMC_CLKSEL_CCLK_DRIVE(x) (((x) & 7) << 16) |
| 26 | #define SDMMC_CLKSEL_CCLK_DIVIDER(x) (((x) & 7) << 24) |
| 27 | #define SDMMC_CLKSEL_GET_DRV_WD3(x) (((x) >> 16) & 0x7) |
Seungwon Jeon | 8011313 | 2015-01-29 08:11:57 +0530 | [diff] [blame] | 28 | #define SDMMC_CLKSEL_GET_DIV(x) (((x) >> 24) & 0x7) |
| 29 | #define SDMMC_CLKSEL_UP_SAMPLE(x, y) (((x) & ~SDMMC_CLKSEL_CCLK_SAMPLE(7)) |\ |
| 30 | SDMMC_CLKSEL_CCLK_SAMPLE(y)) |
Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 31 | #define SDMMC_CLKSEL_TIMING(x, y, z) (SDMMC_CLKSEL_CCLK_SAMPLE(x) | \ |
| 32 | SDMMC_CLKSEL_CCLK_DRIVE(y) | \ |
| 33 | SDMMC_CLKSEL_CCLK_DIVIDER(z)) |
Seungwon Jeon | 8011313 | 2015-01-29 08:11:57 +0530 | [diff] [blame] | 34 | #define SDMMC_CLKSEL_TIMING_MASK SDMMC_CLKSEL_TIMING(0x7, 0x7, 0x7) |
Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 35 | #define SDMMC_CLKSEL_WAKEUP_INT BIT(11) |
| 36 | |
Seungwon Jeon | 8011313 | 2015-01-29 08:11:57 +0530 | [diff] [blame] | 37 | /* RCLK_EN register defines */ |
| 38 | #define DATA_STROBE_EN BIT(0) |
| 39 | #define AXI_NON_BLOCKING_WR BIT(7) |
| 40 | |
| 41 | /* DLINE_CTRL register defines */ |
| 42 | #define DQS_CTRL_RD_DELAY(x, y) (((x) & ~0x3FF) | ((y) & 0x3FF)) |
| 43 | #define DQS_CTRL_GET_RD_DELAY(x) ((x) & 0x3FF) |
| 44 | |
Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 45 | /* Protector Register */ |
| 46 | #define SDMMC_EMMCP_BASE 0x1000 |
| 47 | #define SDMMC_MPSECURITY (SDMMC_EMMCP_BASE + 0x0010) |
| 48 | #define SDMMC_MPSBEGIN0 (SDMMC_EMMCP_BASE + 0x0200) |
| 49 | #define SDMMC_MPSEND0 (SDMMC_EMMCP_BASE + 0x0204) |
| 50 | #define SDMMC_MPSCTRL0 (SDMMC_EMMCP_BASE + 0x020C) |
| 51 | |
| 52 | /* SMU control defines */ |
| 53 | #define SDMMC_MPSCTRL_SECURE_READ_BIT BIT(7) |
| 54 | #define SDMMC_MPSCTRL_SECURE_WRITE_BIT BIT(6) |
| 55 | #define SDMMC_MPSCTRL_NON_SECURE_READ_BIT BIT(5) |
| 56 | #define SDMMC_MPSCTRL_NON_SECURE_WRITE_BIT BIT(4) |
| 57 | #define SDMMC_MPSCTRL_USE_FUSE_KEY BIT(3) |
| 58 | #define SDMMC_MPSCTRL_ECB_MODE BIT(2) |
| 59 | #define SDMMC_MPSCTRL_ENCRYPTION BIT(1) |
| 60 | #define SDMMC_MPSCTRL_VALID BIT(0) |
| 61 | |
| 62 | /* Maximum number of Ending sector */ |
| 63 | #define SDMMC_ENDING_SEC_NR_MAX 0xFFFFFFFF |
| 64 | |
| 65 | /* Fixed clock divider */ |
| 66 | #define EXYNOS4210_FIXED_CIU_CLK_DIV 2 |
| 67 | #define EXYNOS4412_FIXED_CIU_CLK_DIV 4 |
Seungwon Jeon | 8011313 | 2015-01-29 08:11:57 +0530 | [diff] [blame] | 68 | #define HS400_FIXED_CIU_CLK_DIV 1 |
Seungwon Jeon | 0b5fce4 | 2014-12-22 17:42:04 +0530 | [diff] [blame] | 69 | |
| 70 | /* Minimal required clock frequency for cclkin, unit: HZ */ |
| 71 | #define EXYNOS_CCLKIN_MIN 50000000 |
| 72 | |
| 73 | #endif /* _DW_MMC_EXYNOS_H_ */ |